An official website of the United States government
The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before
sharing sensitive information, make sure you’re on a federal
government site.
The site is secure.
The https:// ensures that you are connecting to the
official website and that any information you provide is encrypted
and transmitted securely.
Chernoff MC, Wang M, Anderson JJ, Felson DT.Chernoff MC, et al. Among authors: anderson jj.Control Clin Trials. 1995 Oct;16(5):342-55. doi: 10.1016/0197-2456(95)00049-6.Control Clin Trials. 1995.PMID: 8582152Free article.Clinical Trial.
Felson DT, Anderson JJ, Lange ML, Wells G, LaValley MP.Felson DT, et al. Among authors: anderson jj.Arthritis Rheum. 1998 Sep;41(9):1564-70. doi: 10.1002/1529-0131(199809)41:9<1564::AID-ART6>3.0.CO;2-M.Arthritis Rheum. 1998.PMID: 9751088